Home / 1,081,687.19-1,622,533.53-441,990.93

Finding the Fourth Proportional to 1,081,687.19, 1,622,533.53 and 441,990.93

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Solution

The fourth proportional to 1,081,687.19, 1,622,533.53 and 441,990.93 is: 662,987.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,687.19 : 1,622,533.53 = 441,990.93 : x
  2. Step 2: Convert to fraction form
    1,081,687.19/1,622,533.53 = 441,990.93/x
  3. Step 3: Cross multiply
    1,081,687.19x = 1,622,533.53 × 441,990.93
  4. Step 4: Simplify right side
    1,081,687.19x = 717,145,103,880.88
  5. Step 5: Solve for x
    x = 717,145,103,880.88/1,081,687.19
  6. Step 6: Final answer
    x = 662,987.52

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.